Chess Basics

Piece movement, castling, en passant and fundamentals.

The capture almost nobody sees coming — and that exists for exactly one move.

When castling is illegal, when it is legal despite looking wrong, and why.

Promoting to a queen is almost always right. Learn to spot the "almost".

You are winning. One careless move turns the win into a draw.

Can the king catch that passed pawn? Count instead of calculating move by move.

The square is defended twice and attacked three times. Is the capture worth it?

Move, block or capture — the right escape is rarely the first one you see.

Insufficient material, repetition and the fifty-move rule: know when to stop pushing.